Assignee
Inventors
- Thomas Geiger (9 patents)
- Rainer Roemer (2 patents)
- Helmut Seifert (26 patents)
- Ulrich Traegner-Duehr (1 patents)
- Ulrich Broeckel (1 patents)
- Joachim Meyer (28 patents)
- Axel Griebel (1 patents)
US Patent 5402946 · Granted Apr 4, 1995